private static ControllerActionInvokerCache CreateCache(params IFilterProvider[] providers)
{
var services = CreateServices();
var descriptorProvider = new ActionDescriptorCollectionProvider(services);
return(new ControllerActionInvokerCache(descriptorProvider, providers));
}
private static ActionConstraintCache CreateCache(params IActionConstraintProvider[] providers)
{
var services = CreateServices();
var descriptorProvider = new ActionDescriptorCollectionProvider(services);
return(new ActionConstraintCache(descriptorProvider, providers));
}
public void ActionDescriptors_ReadsDescriptorsFromActionDescriptorProviders()
{
// Arrange
var expected1 = new ActionDescriptor();
var actionDescriptorProvider1 = GetActionDescriptorProvider(expected1);
var expected2 = new ActionDescriptor();
var expected3 = new ActionDescriptor();
var actionDescriptorProvider2 = GetActionDescriptorProvider(expected2, expected3);
var actionDescriptorCollectionProvider = new ActionDescriptorCollectionProvider(
new[] { actionDescriptorProvider1, actionDescriptorProvider2 },
Enumerable.Empty <IActionDescriptorChangeProvider>());
// Act
var collection = actionDescriptorCollectionProvider.ActionDescriptors;
// Assert
Assert.Equal(0, collection.Version);
Assert.Collection(
collection.Items,
descriptor => Assert.Same(expected1, descriptor),
descriptor => Assert.Same(expected2, descriptor),
descriptor => Assert.Same(expected3, descriptor));
}
private static ActionConstraintCache CreateCache(params IActionConstraintProvider[] providers)
{
var descriptorProvider = new ActionDescriptorCollectionProvider(
Enumerable.Empty <IActionDescriptorProvider>(),
Enumerable.Empty <IActionDescriptorChangeProvider>());
return(new ActionConstraintCache(descriptorProvider, providers));
}
private static ControllerActionInvokerCache CreateFilterCache(IFilterProvider[] filterProviders = null)
{
var services = new ServiceCollection().BuildServiceProvider();
var descriptorProvider = new ActionDescriptorCollectionProvider(services);
return(new ControllerActionInvokerCache(
descriptorProvider,
filterProviders.AsEnumerable() ?? new List <IFilterProvider>()));
}
public void ActionDescriptors_UpdateWhenChangeTokenProviderChanges()
{
// Arrange
var actionDescriptorProvider = new Mock <IActionDescriptorProvider>();
var expected1 = new ActionDescriptor();
var expected2 = new ActionDescriptor();
var invocations = 0;
actionDescriptorProvider
.Setup(p => p.OnProvidersExecuting(It.IsAny <ActionDescriptorProviderContext>()))
.Callback((ActionDescriptorProviderContext context) =>
{
if (invocations == 0)
{
context.Results.Add(expected1);
}
else
{
context.Results.Add(expected2);
}
invocations++;
});
var changeProvider = new TestChangeProvider();
var actionDescriptorCollectionProvider = new ActionDescriptorCollectionProvider(
new[] { actionDescriptorProvider.Object },
new[] { changeProvider });
// Act - 1
var collection1 = actionDescriptorCollectionProvider.ActionDescriptors;
// Assert - 1
Assert.Equal(0, collection1.Version);
Assert.Collection(collection1.Items,
item => Assert.Same(expected1, item));
// Act - 2
changeProvider.TokenSource.Cancel();
var collection2 = actionDescriptorCollectionProvider.ActionDescriptors;
// Assert - 2
Assert.NotSame(collection1, collection2);
Assert.Equal(1, collection2.Version);
Assert.Collection(collection2.Items,
item => Assert.Same(expected2, item));
}
public void ActionDescriptors_CachesValuesByDefault()
{
// Arrange
var actionDescriptorProvider = GetActionDescriptorProvider(new ActionDescriptor());
var actionDescriptorCollectionProvider = new ActionDescriptorCollectionProvider(
new[] { actionDescriptorProvider },
Enumerable.Empty <IActionDescriptorChangeProvider>());
// Act - 1
var collection1 = actionDescriptorCollectionProvider.ActionDescriptors;
// Assert - 1
Assert.Equal(0, collection1.Version);
// Act - 2
var collection2 = actionDescriptorCollectionProvider.ActionDescriptors;
// Assert - 2
Assert.Same(collection1, collection2);
Mock.Get(actionDescriptorProvider)
.Verify(v => v.OnProvidersExecuting(It.IsAny <ActionDescriptorProviderContext>()), Times.Once());
}
private ControllerActionDescriptor InvokeActionSelector(RouteContext context)
{
var actionDescriptorProvider = GetActionDescriptorProvider();
var serviceContainer = new ServiceCollection();
var list = new List<IActionDescriptorProvider>()
{
actionDescriptorProvider,
};
serviceContainer.AddSingleton(typeof(IEnumerable<IActionDescriptorProvider>), list);
var actionDescriptorCollectionProvider = new ActionDescriptorCollectionProvider(
serviceContainer.BuildServiceProvider());
var decisionTreeProvider = new ActionSelectorDecisionTreeProvider(actionDescriptorCollectionProvider);
var actionConstraintProviders = new[]
{
new DefaultActionConstraintProvider(),
};
var actionSelector = new ActionSelector(
decisionTreeProvider,
GetActionConstraintCache(actionConstraintProviders),
NullLoggerFactory.Instance);
var candidates = actionSelector.SelectCandidates(context);
return (ControllerActionDescriptor)actionSelector.SelectBestCandidate(context, candidates);
}
private static ActionConstraintCache GetActionConstraintCache(IActionConstraintProvider[] actionConstraintProviders = null)
{
var services = new ServiceCollection().BuildServiceProvider();
var descriptorProvider = new ActionDescriptorCollectionProvider(services);
return new ActionConstraintCache(descriptorProvider, actionConstraintProviders.AsEnumerable() ?? new List<IActionConstraintProvider>());
}
private static ControllerActionInvokerCache CreateFilterCache(IFilterProvider[] filterProviders = null)
{
var services = new ServiceCollection().BuildServiceProvider();
var descriptorProvider = new ActionDescriptorCollectionProvider(services);
return new ControllerActionInvokerCache(descriptorProvider, filterProviders.AsEnumerable() ?? new List<IFilterProvider>());
}